Solve the problem.The value of certain make and model of used car can depend on several factors. The table gives data for the values of three Chevy Caprice station wagons.The value V is measured in dollars, where A is the age of the car in years, and C is the condition of the car rated on a scale of 1 to 10 ( 10 is excellent condition ) .
The variables are found to be related by the equation 
Use the information given in the table to write a matrix equation which when solved will yield the values of a, b, and c. Then, using the fact that the inverse of the matrix
src="https://sciemce.com/media/4/ppg__dsd0520191959__f1q141g3.jpg" style="vertical-align: -23.0px;" /> is 
, find c.
A. c = 200
B. c = 400
C. c = -200
D. c = -400
Answer: B
Mathematics
src="https://sciemce.com/media/4/ppg__dsd0520191959__f1q141g3.jpg" style="vertical-align: -23.0px;" /> is , find c.
A. c = 200
B. c = 400
C. c = -200
D. c = -400
Answer: B
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Solve the problem.The 10 ft wall shown here stands 33 feet from the building. Find the length of the shortest straight beam that will reach to the side of the building from the ground outside the wall.
A. 43 ft B. 58.7 ft C. 56.7 ft D. 57.7 ft
Provide an appropriate response. When solving an equation, when should ± be part of the root?
What will be an ideal response?
Determine whether the graph of the equation is symmetric with respect to the x-axis, the y-axis, and/or the origin.y = 8x4 - 7x + 4
A. x-axis B. y-axis C. origin D. x-axis, y-axis, origin E. none
Combine and simplify, if possible.-7
+ y
A. (-7x2y + xy3)
or xy
(-7x + y2)
B. (-7x2y + y3)
or y2
(-7x + y)
C. (-7x2y + xy4)
or xy3
(-7x + y2)
D. (-7xy + xy3)
or xy2
(-7 + y)